build(deps): update actions/checkout action to v6

Author: renovate[bot]

.github/workflows/cd.yml

@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - uses: actions/setup-node@v6
         with:

.github/workflows/codeql-analysis.yml

@@ -38,7 +38,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL

.github/workflows/lockfile.yml

@@ -12,7 +12,7 @@ jobs:
       pull-requests: write
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Digest Lock File
         uses: Simek/yarn-lock-changes@0ba18d5f7fe436ae96fef9aeda31e1450ea80210
         with:

.github/workflows/markdownlint.yml

@@ -5,6 +5,6 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: Check out code
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
     - name: Run mdl
       uses: actionshub/[email protected]